.index-button{
    text-align: center;
}
.index-button button{
    background: #1e1e1e;
    color: #fff;
    width: 90%;
    border: none;
    height: .4rem;
    line-height: .4rem;
    border-radius: 8px;
}
.city{
    display: flex;
    flex: 1;
    margin: 1rem .5rem;
}